Hi List,
When using MITM it is possible to set the SIMtrace<->phone voltage
levels using ATR, giving a clear-cut way to solve the incorrect I/O
level problem:
See byte TA(3) C7->C2
orig ATR from card:
http://smartcard-atr.appspot.com/parse?ATR=3B9F95801FC78031E073FE2113574A33…
modded to select only 3V:
http://smartcard-atr.appspot.com/parse?ATR=3B9F95801FC28031E073FE2113574A33…
Cheers,
Tom